A new study maps and ranks the largest, longest-lasting, and most severe multiyear droughts from 1980 to 2018.
water
Posted inNews
Human Activities Might Create Temporary Atmospheres on the Moon
Outgassing could pose problems for long-term habitation of the Moon, including health hazards for astronauts, hindrances for electronics, and hampered scientific study.
Posted inNews
Cover Cropping May Not Be Cash Crop Panacea
Intended to improve soil health, these crops are also associated with moisture depletion at shallow depths, which significantly impacts cash crop yields in arid regions.
Posted inNews
Martian Meteorite Points to Ancient Hydrothermal Activity
The Red Planet had water—in the form of a hydrothermal system—4.45 billion years ago, new analyses of a Martian meteorite suggest.
Posted inResearch Spotlights
New Insight into Inland Water Carbon Dioxide Emissions
A process-based modeling technique reveals surprising information about carbon emissions from rivers, lakes, and reservoirs across the contiguous United States.
Posted inNews
Clipper Sets Sail for an Ocean Millions of Miles Away
Europa Clipper will assess whether Jupiter’s moon has the right ingredients to host life, and could illuminate the mysteries of icy worlds throughout the solar system.
Posted inNews
A Fuller Great Salt Lake Would Likely Narrow an Environmental Health Gap
Pacific Islander and Hispanic residents of Salt Lake City would benefit most from higher lake levels and reduced dust pollution.
Posted inNews
Heat Moves More Freely Through Warmer Sea Ice Than Scientists Thought
Flowing brines transport heat more effectively than old models showed, potentially changing climate simulations.
Posted inResearch Spotlights
High-Pressure Reactions Can Turn Nonporous Rocks into Sponges
Mathematical models describe how water moves through rocks in deep Earth.
Posted inNews
More Than Half of Contiguous U.S. River Water Comes from Ephemeral Streams
The finding has potential implications for water regulations, which don’t currently cover these seasonal streams.